W¢ªcª#j>ÃÇéØéÇq1@ Simula'ons of Magma...
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Transcript of W¢ªcª#j>ÃÇéØéÇq1@ Simula'ons of Magma...
HiroshimaUniversity
OsakaUniversity
UniversityofTokyo
ChibaIns7tuteofTechnology
Simula'onsofMagmaGenera'onbyGiantImpacts-ResponseofSilicateMagmasatExtreme
HighPressuresandTemperatures–
willappearinScienceAdvances�
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A
C
D
B
•
• Mg
2
SiO4
•
•
•
•
VISAR SOP
SiO2( )SOP
A
B
C
Al( )
GekkoXII
[103K]
MgO-
SiO2
MgO
MgO Fo
MgOliq.
Foliq.
B2
B11
3
2
4
<~250GPa
~280GPa
~400GPa
>~500GPa
1
2
3
4
Fo MgO
liq
liq
liq+B1
liq+B2
liq
liq+B2
liq+B1liq
A B
liqliq+B1+B2
5
5
B1+B2
~300GPa
ppv+B1MgOppv+liq
MgO-SiO2
300
16GPa20GPa
26GPa
(Onishi2015)
PV PPV
Fo
MgO+PPV
MgO+L
SiO2
(GPa)
200100
0.5
0.4
• ScienceAdvances
• 28 8
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